Concatenation of strings in Python

Most Python books or blog posts, teach us that concatenating strings using the + sign is a bad idea. This is true: using + or =+ is a really bad idea. In Python, strings are immutable. This means that every time your assign a new value or you want to increase the size ...

Managing records in python

A simple way to access data from a file or from a database is to read each line or row, then assign each value to a list or a tuple. The data that has been read can then be accessed by its position in the list.

DRL design flaws.

Daytime Running Lights (DRL) is low beam light that are always on. Depending on the local regulation or the manufacturer these lights are either specific lamps or low beam headlights that are turned on when the vehicle engine is on.

There is some controversy on the security benefits of the ...